| Patents for E21D 13 - Large underground chambers; Methods or apparatus for making them (272) |
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| 05/26/2010 | CN101713290A Method for clearing rock burst of full-mine laneway deep in mine |
| 05/05/2010 | CN101701461A Method for constructing energy-saving underground tube structure |
| 11/18/2009 | CN100560941C Connecting structure for underground plant chambers and construction method thereof |
| 11/18/2009 | CN100560940C Unloading method of seepage-stress coupling field test |
| 10/14/2009 | CN201326185Y Connection joint structure of subway station bottom plates on sealing wall |
| 10/14/2009 | CN201326184Y Connection joint structure for top plate of subway station and bottom plate of foundation pit |
| 08/05/2009 | CN201284533Y Waterproof layer penetrated water-tight support hanging apparatus |
| 04/22/2009 | CN101415913A A supplement lubricant free pneumatic motor |
| 03/26/2009 | WO2009037381A1 Method and software product for designing drilling pattern for rock cavity excavation |
| 03/26/2009 | CA2698692A1 Method and software product for designing drilling pattern for rock cavity excavation |
| 03/05/2009 | DE102008039266A1 Halbleiterfabrik Semiconductor factory |
| 02/18/2009 | CN101368472A Method for accurately positioning and orienting drill hole of top arch |
| 01/22/2009 | WO2009011254A1 Underground structure constructing method, and underground atomic power plant constructed by the method |
| 12/17/2008 | EP2002091A1 A supplement lubricant free pneumatic motor |
| 10/14/2008 | US7434620 Cavity positioning tool and method |
| 10/08/2008 | CN101280568A Station pit construction method forming protection for neighboring operated subway interval tunnel |
| 11/14/2007 | CN100348835C Construction method of subsurface excavation and layer added by using top layer of existed basement as native cover board |
| 11/08/2007 | WO2007126161A1 Underground shelter |
| 10/04/2007 | WO2007109859A1 A supplement lubricant free pneumatic motor |
| 09/27/2007 | WO2007108051A1 Underground structure |
| 09/19/2007 | CN100338315C Construction method of reconstrating existant underground space into subway station |
| 08/08/2007 | CN101012753A Unloading method of seepage-stress coupling field test |
| 05/08/2007 | US7213644 Cavity positioning tool and method |
| 04/12/2007 | DE102005048118A1 Construction for superstructures and infrastructures has seal secured at outer side against traversing water or anchor isolation against corrosion or film with rough surface or claw mat or agent for spraying concrete |
| 02/06/2007 | CA2346842C Storage installation for liquified gases |
| 12/14/2006 | DE102005038366A1 Bunker for intermediate storage of raw materials, especially unwashed coal during underground working/mining, has a loading device, a bunker area and an extraction device |
| 11/22/2006 | CN1865660A Construction method for weakening zone of floor plate wall rock |
| 10/19/2006 | DE10342280B4 Bauverfahren für Tunnelbauwerke in Deckelbauweise unter Druckluft und Bauwerkssohle zum Durchführen des Bauverfahrens Construction methods for tunnels and cover method under compressed air and structure base for carrying out the construction method |
| 07/19/2006 | CN1804374A Method for preventing and controlling impact geopressure in longwall face gate of coal mine |
| 06/20/2006 | US7063657 Method of constructing underground gallery by using pneumatic transfer system and stratum disposal method |
| 03/16/2006 | DE102005009036B3 Sealing method e.g. for mining lines and or part of structure, involves having hard bitumen and dearomatised hydrocarbon injected by well-known injection techniques into mountains or into solid |
| 02/08/2006 | EP1062392B1 Structure for passage under an embankment |
| 04/06/2005 | CN1195926C Compressed air storing tank by bedrock cavern |
| 01/06/2005 | US20050004416 Building subterranean tunnels for handling hazardous wastes; covering |
| 09/01/2004 | EP1452646A2 Structure for passage under embankment |
| 08/04/2004 | EP1443177A1 Method of constructing underground gallery by using pneumatic transfer system, and stratum disposal method |
| 07/08/2004 | DE4307094B4 Pressgas-Speicher Compressed gas storage |
| 03/17/2004 | CN1142363C underground comprehesive pipe gallery and system for comprehensive developing and utilizing underground space |
| 10/28/2003 | US6637977 Compressed gas storage tank utilizing rock-bed cavity |
| 10/22/2003 | EP1355039A1 Method of constructing an extended free chamber between two tunnel segments |
| 08/27/2003 | CN1119469C Underground structural work and process for production thereof |
| 08/27/2003 | CN1119468C Structural blocks for building basement, block manufacturing method, block trans porting method, and block installing method |
| 07/23/2003 | CN1115468C Underground excavating construction method of underground structure |
| 05/15/2003 | WO2003040523A1 Method of constructing underground gallery by using pneumatic transfer system, and stratum disposal method |
| 05/15/2003 | CA2466208A1 Method of constructing underground gallery by using pneumatic transfer system, and stratum disposal method |
| 04/30/2003 | CN1415042A Compressed air storing tank by bedrock cavern |
| 04/09/2003 | CN1105258C Storage installation for liquified gases |
| 01/30/2003 | US20030021631 Compressed air storing tank by bedrock cavern |
| 09/25/2002 | EP1243704A1 Compressed air storing tank by bedrock cavern |
| 07/02/2002 | US6412556 Cavity positioning tool and method |
| 04/23/2002 | US6375390 Method for widening road, superhighway or railway tunnels, without interrupting the traffic |
| 11/21/2001 | CN1323382A Storage installation for liquified gases |
| 10/31/2001 | CN1319704A underground comprehesive pipe gallery and system for comprehensive developing and utilizing underground space |
| 08/22/2001 | EP1125084A1 Storage installation for liquified gases |
| 07/05/2001 | WO2001048325A1 Compressed air storing tank by bedrock cavern |
| 06/12/2001 | CA2221503C Structural blocks for building a basement |
| 06/05/2001 | US6241426 Method for forming an interconnected underground structure |
| 05/22/2001 | US6234716 Underground structural work including prefabricated elements associated with piles and a process for its production |
| 02/28/2001 | EP0861355B1 Underground structural work, particularly for building tunnels, underpasses, carparks and the like, a process for its production and a prefabricated element for such structure |
| 02/28/2001 | CN1285458A Underground excavating construction method of underground structure |
| 01/31/2001 | CN1281934A Open-cut reversed construction method for rehabilitating underground space |
| 01/17/2001 | CN1060840C Construction process of underground space |
| 01/04/2001 | DE19930504A1 Drivage with freeze-boring in mines and tunnels uses double headed machine to drill outer and inner strings into rock leaving outer string and bit to case hole for piping in circulating freeze agent. |
| 12/27/2000 | EP1062392A1 Structure for passage under an embankment |
| 05/04/2000 | WO2000025059A1 Storage installation for liquified gases |
| 03/07/2000 | US6032421 Structural blocks for building a basement, block manufacturing method, block transporting method, and block installing method |
| 10/28/1999 | DE19918215A1 Method of measuring radial deformations of a tunnel construction enables reliable and very accurate measurement |
| 09/16/1999 | WO1999046450A1 Structure for passage under an embankment |
| 09/16/1999 | DE19810475A1 Method for cutting spherical underground caverns |
| 09/16/1999 | CA2322980A1 Structure for passage under an embankment |
| 06/17/1999 | WO1999030003A1 Method for excavating a vertical rock cavern having an elliptical or oval cross section and a rock cavern made by the method |
| 02/10/1999 | CN1207788A Underground structural work, particularly for building tunnels, underpasses, carparks and the like, process for production and prefabricated element for such structure |
| 01/05/1999 | US5855452 Method for excavating rock cavities |
| 12/30/1998 | EP0887512A2 Method for widening road, superhighway or railway tunnels, without interrupting the traffic |
| 09/02/1998 | EP0861355A1 Underground structural work, particularly for building tunnels, underpasses, carparks and the like, a process for its production and a prefabricated element for such structure |
| 08/27/1998 | DE19706879A1 Method of planning caverns or hollow cavities for landfill in tectonically loaded mountain |
| 06/10/1998 | CN1184189A Structural blocks for building basement, block manufacturing method, block transporting method, and block installing method |
| 01/08/1998 | WO1998000299A1 Method for making artificial karst cave |
| 10/30/1997 | DE19617199A1 Station-formation method in Tubbing-lined railway tunnel |
| 10/21/1997 | US5678957 Method for underground excavation |
| 05/29/1997 | WO1997019230A1 Underground structural work, particularly for building tunnels, underpasses, carparks and the like, a process for its production and a prefabricated element for such structure |
| 02/26/1997 | CN1143713A Method for making artificial karst cave |
| 02/25/1997 | CA2008195C Underwater building and constructing method thereof |
| 01/29/1997 | EP0702656B1 Method for setting in operation an underground storage cavity for low temperature hydrocarbons and plant for storing low temperature hydrocarbons |
| 01/08/1997 | EP0752050A1 Method for excavating rock cavities |
| 01/08/1997 | CN1139732A Vehicle turning platform for tunnel construction |
| 07/31/1996 | EP0724066A1 Method for underground excavation |
| 07/17/1996 | CN1126786A Hidden construction process of large underground engineering with flat roof and vertical walls |
| 03/27/1996 | EP0702656A1 Method for setting in operation an underground storage cavity for low temperature hydrocarbons and plant for storing low temperature hydrocarbons |
| 01/18/1996 | DE4424051A1 Infra-structure conduit with cavity wall formed of plastics material pipe |
| 10/19/1995 | DE4412880A1 Process for digging underground cavity |
| 10/05/1995 | WO1995026456A1 Method for excavating rock cavities |
| 08/24/1995 | DE4405116A1 Civil engineering process to create excavations in waste dumps, tips, etc |
| 05/11/1995 | CA2135354A1 Device for lifting and alignment of nets in rock reinforcement |
| 04/26/1995 | EP0393197B1 Method of building underground cavern and tunnelling machine |
| 04/05/1995 | EP0646681A2 Waterproofing of joints between concrete members |
| 02/14/1995 | CA1334340C Method for building large span tunnels by means of a cellular arch |
| 01/05/1995 | WO1995000421A1 Method for setting in operation an underground storage cavity for low temperature hydrocarbons and plant for storing low temperature hydrocarbons |
| 09/08/1994 | DE4307094A1 Compressed-air store |
| 08/04/1994 | DE4302986A1 Cut-and-cover construction of tunnel or underground garage |